linux-kernel - [PATCH net-next v2 1/3] dt-bindings: net: dsa: lantiq,gswip: reference common PHY properties

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Message-ID: <8c0a6b08588baf33793c3be423a845620ef671ec.1769733972.git.daniel@makrotopia.org>
Date: Fri, 30 Jan 2026 00:49:31 +0000
From: Daniel Golle <daniel@...rotopia.org>
To: Hauke Mehrtens <hauke@...ke-m.de>, Andrew Lunn <andrew@...n.ch>,
	Vladimir Oltean <olteanv@...il.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, netdev@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH net-next v2 1/3] dt-bindings: net: dsa: lantiq,gswip:
 reference common PHY properties

Reference the common PHY properties so RX and TX SerDes lane polarity
of the SGMII/1000Base-X/2500Base-X PCS can be configured.

Signed-off-by: Daniel Golle <daniel@...rotopia.org>
---
v2: use allOf to include PHY common properties, add example use

 Documentation/devicetree/bindings/net/dsa/lantiq,gswip.yaml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/net/dsa/lantiq,gswip.yaml b/Documentation/devicetree/bindings/net/dsa/lantiq,gswip.yaml
index f601e5f9fa6a..b4a31cde4322 100644
--- a/Documentation/devicetree/bindings/net/dsa/lantiq,gswip.yaml
+++ b/Documentation/devicetree/bindings/net/dsa/lantiq,gswip.yaml
@@ -105,6 +105,8 @@ patternProperties:
     patternProperties:
       "^(ethernet-)?port@[0-6]$":
         $ref: dsa-port.yaml#
+        allOf:
+          - $ref: /schemas/phy/phy-common-props.yaml#
         unevaluatedProperties: false
 
         properties:
@@ -288,6 +290,7 @@ examples:
 
   - |
     #include <dt-bindings/leds/common.h>
+    #include <dt-bindings/phy/phy.h>
 
     mdio {
         #address-cells = <1>;
@@ -320,6 +323,7 @@ examples:
                     label = "wan";
                     phy-mode = "1000base-x";
                     managed = "in-band-status";
+                    rx-polarity = <PHY_POL_INVERT>;
                 };
 
                 port@5 {
-- 
2.52.0